6.41. undef Macro
Interface
The general syntax is:
!undef name
The arguments are:
| Name | Type | Default | Rule |
| name | symbol |
See Understanding Macro Interfaces, if necessary.
Description
The undef macro undefines a variable.
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6.41. undef MacroInterfaceThe general syntax is: !undef name The arguments are:
See Understanding Macro Interfaces, if necessary. DescriptionThe undef macro undefines a variable. Examples |